SYDNEY, Australia — No doubt you have read the recent headlines about patients who recovered from Covid-19 only to be infected with SARS-CoV-2 again later — purportedly by a different “strain” of the virus.

In late August came news alerts about the world’s first “documented” or “confirmed” case of reinfection with SARS-CoV-2: a man from Hong Kong, diagnosed in March, had contracted “a new virus” circulating in Western Europe this summer. The very next day, news broke that two people in Europe also appeared to have been reinfected.

After that, it was stories about the first American case of the kind — involving a patient …continued .
[Source: New York Times]